CN220665468U - Hydrogen explosion-proof structure of water electrolysis hydrogen production device - Google Patents
Hydrogen explosion-proof structure of water electrolysis hydrogen production device Download PDFInfo
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- CN220665468U CN220665468U CN202322358761.1U CN202322358761U CN220665468U CN 220665468 U CN220665468 U CN 220665468U CN 202322358761 U CN202322358761 U CN 202322358761U CN 220665468 U CN220665468 U CN 220665468U
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- shell
- pipeline
- wall
- water electrolysis
- sealing ring
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- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 title claims abstract description 56
- 229910052739 hydrogen Inorganic materials 0.000 title claims abstract description 56
- 239000001257 hydrogen Substances 0.000 title claims abstract description 56
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 23
- 238000005868 electrolysis reaction Methods 0.000 title claims abstract description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 20
- 238000007789 sealing Methods 0.000 claims abstract description 38
- 230000002265 prevention Effects 0.000 claims abstract description 16
- 230000001681 protective effect Effects 0.000 claims abstract description 12
- 238000003466 welding Methods 0.000 claims description 2
- 238000004880 explosion Methods 0.000 abstract description 5
- 238000012806 monitoring device Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 150000002431 hydrogen Chemical class 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000010485 coping Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
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- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
Abstract
The utility model discloses a hydrogen explosion-proof structure of a water electrolysis hydrogen production device, which comprises a tank body, wherein a pipeline is welded on the tank body, a leakage prevention mechanism is arranged at the joint of the tank body and the pipeline and comprises a sealing ring sleeved outside the pipeline, the sealing ring is fixed on the outer wall of the tank body, a through hole for the pipeline to pass through is formed in the sealing ring, and a protective sleeve connected to the outer wall of one side of the sealing ring is fixedly connected with the sealing ring through a clamping piece. According to the utility model, the leakage prevention mechanism is arranged at the joint of the tank body and the pipeline, so that the inner air tightness of the leakage prevention mechanism is good, when the joint of the tank body and the pipeline generates cracks, and hydrogen gas enters the leakage prevention mechanism and cannot overflow to the external environment to generate explosion accidents, and the safety of the device is improved.
Description
Technical Field
The utility model relates to the technical field of explosion-proof structures, in particular to a hydrogen explosion-proof structure of a water electrolysis hydrogen production device.
Background
The hydrogen energy industry is a strategic industry system for constructing a low-carbon clean energy system, coping with environmental challenges, pushing energy revolution and guaranteeing energy safety. The strategic position of the hydrogen energy industry has been widely accepted and appreciated by various large energy enterprises both in China and abroad.
The water electrolysis hydrogen production is a convenient method for producing hydrogen, and the leakage of the hydrogen is needed to be paid attention to during the hydrogen production by electrolysis. When hydrogen leaks in the pipeline, friction is generated between the hydrogen and the crack of the pipeline, high electrostatic voltage can be generated in the process of rapid contact and separation, and if the hydrogen pipeline is not grounded or is poorly grounded, a certain amount of static charge can be accumulated, and even explosion can be generated.
When the water electrolysis hydrogen production device is used, cracks are easily generated at the joint of the tank body and the pipeline, so that a hydrogen leakage prevention mechanism with good air tightness for protecting the joint of the tank body and the pipeline needs to be designed.
Disclosure of Invention
In order to overcome the defects in the prior art, the utility model provides the hydrogen explosion-proof structure of the water electrolysis hydrogen production device, and the leakage-proof mechanism is arranged at the joint of the tank body and the pipeline, so that the inner air tightness of the leakage-proof mechanism is good, when the joint of the tank body and the pipeline generates cracks, and the hydrogen enters the leakage-proof mechanism to prevent explosion accidents caused by overflowing to the external environment, thereby improving the safety of the device.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: the utility model provides a hydrogen explosion-proof structure of water electrolysis hydrogen plant, includes the jar body, the welding has the pipeline on the jar body, the junction of jar body and pipeline is provided with the leak protection mechanism, the leak protection mechanism is including the cover locating the outside sealing ring of pipeline, the sealing ring is fixed in on the outer wall of jar body, has seted up the through-hole that supplies the pipeline to pass through in it to and connect the lag on the outer wall of sealing ring one side, lag passes through joint spare and sealing ring fixed connection.
As a preferable technical scheme of the utility model, the protective sleeve comprises a first shell and a second shell which are fixedly connected in an inserting way, wherein the first shell and the second shell are identical in shape and size, inserting blocks are fixedly connected on the horizontal outer wall of one side of the first shell at equal intervals, inserting grooves are formed on the horizontal outer wall of the other side of the first shell at equal intervals, the inserting blocks on the first shell are in inserting fit with the inserting grooves on the second shell, and the inserting blocks on the second shell are in inserting fit with the inserting grooves on the first shell.
As a preferable technical scheme of the utility model, the clamping piece comprises rubber strips symmetrically arranged on two sides of the outer walls of the bottom ends of the first shell and the second shell, the rubber strips are matched with clamping grooves formed in corresponding positions on the sealing rings in a clamping manner, rubber columns are symmetrically distributed on the groove walls on two sides of the clamping grooves, and the rubber columns are matched with arc-shaped grooves formed in corresponding positions on the rubber strips in a clamping manner.
As a preferable technical scheme of the utility model, the first shell and the second shell are internally provided with air bags, the upper end and the lower end of each air bag are respectively fixedly adhered with the shell walls at two sides, and the side walls of the first shell and the second shell are provided with pressure sensors.
As a preferable technical scheme of the utility model, a circle of rubber ring is adhered to the wall surface, which is in contact with the pipeline, of the top of the first shell and the top of the second shell.
As a preferable technical scheme of the utility model, the outer surfaces of the plugging positions of the first shell and the second shell are covered with a layer of sealing strip.
As an optimized technical scheme of the utility model, the water electrolysis hydrogen production device consists of a plurality of tank bodies, a conveying pipe is communicated between each tank body, a leakage prevention mechanism is arranged at the joint of the conveying pipe and the tank body, and support columns are symmetrically welded on two sides of the outer wall of the bottom end of the tank body.
Compared with the prior art, the utility model has the following beneficial effects:
(1) In the utility model, when the hydrogen production device is installed, the sealing ring is fixed at the joint of the tank body and the pipeline, the clamping piece is used for connecting the first shell with the sealing ring, the second shell with the sealing ring, and meanwhile, the first shell and the second shell are tightly connected through the insert block, so that the connection of the leakage prevention mechanism is completed;
(2) According to the utility model, when the first shell, the second shell and the sealing ring are connected, the air tightness of the whole leakage prevention mechanism is good, when a crack is generated at the joint of the tank body and the pipeline, and hydrogen gas enters the inside of the protective sleeve and slowly bulges the air bag, and when the outer wall of the air bag contacts with the inner wall of the shell, the air bag is extruded to the pressure sensor on the inner wall of the shell, so that the pressure sensor sends a signal to an external monitoring device to prompt a worker, and the leaked hydrogen gas is conveniently and timely treated.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model.
Fig. 2 is a schematic structural diagram of the plug according to the present utility model.
FIG. 3 is a schematic view of the structure of the air bag according to the present utility model.
Fig. 4 is a schematic structural view of the fastening member according to the present utility model.
Wherein, the names corresponding to the reference numerals are:
1. a tank body; 2. a support column; 3. a seal ring; 4. a protective sleeve; 401. a first housing; 402. a second housing; 5. a pipe; 6. a sealing strip; 7. a through hole; 8. inserting blocks; 9. a slot; 10. a rubber strip; 11. a rubber ring; 12. an air bag; 13. a clamping groove; 14. a rubber column; 15. an arc-shaped groove.
Detailed Description
The utility model will be further illustrated by the following description and examples, which include but are not limited to the following examples.
Examples
As shown in fig. 1, fig. 2 and fig. 4, the utility model provides a hydrogen explosion-proof structure of a water electrolysis hydrogen production device, which comprises a tank body 1, wherein a pipeline 5 is welded on the tank body 1, a leakage prevention mechanism is arranged at the joint of the tank body 1 and the pipeline 5, the leakage prevention mechanism comprises a sealing ring 3 sleeved outside the pipeline 5, the sealing ring 3 is fixed on the outer wall of the tank body 1, a through hole 7 for the pipeline 5 to pass through is formed in the sealing ring, a protective sleeve 4 is connected on the outer wall of one side of the sealing ring 3, the protective sleeve 4 is fixedly connected with the sealing ring 3 through a clamping piece, the protective sleeve 4 comprises a first shell 401 and a second shell 402 which are fixedly connected in a plugging manner, the first shell 401 and the second shell 402 are identical in shape and size, an inserting block 8 is fixedly connected on the horizontal outer wall of one side of the first shell and an inserting slot 9 is uniformly arranged on the horizontal outer wall of the other side of the first shell 401, the inserting block 8 on the second shell 402 is in plug-in fit with the inserting slot 9 on the second shell 401; the clamping piece comprises rubber strips 10 symmetrically arranged on two sides of the outer walls of the bottom ends of the first shell 401 and the second shell 402, the rubber strips 10 are in clamping fit with clamping grooves 13 formed in corresponding positions on the sealing ring 3, rubber columns 14 are symmetrically distributed on the groove walls on two sides of the clamping grooves 13, and the rubber columns 14 are in clamping fit with arc-shaped grooves 15 formed in corresponding positions on the rubber strips 10;
when the hydrogen production device is installed, the sealing ring 3 is fixed at the joint of the tank body 1 and the pipeline 5, the first shell 401 is inserted into the sealing ring 3, at the moment, the rubber strip 10 arranged on the first shell 401 is inserted into the clamping groove 13 arranged on the sealing ring 3, when the rubber strip enters the clamping groove 13, the rubber columns 14 arranged on the inner walls of the two sides of the clamping groove 13 are extruded first, the rubber columns 14 are deformed, when the rubber columns 14 contact the arc-shaped groove 15 arranged on the rubber strip 10, the rubber columns 14 lose pressure recovery deformation and are clamped into the arc-shaped groove 15, the connection of the first shell 401 and the sealing ring 3 is completed, then the steps are repeated, the second shell 402 is also inserted into the sealing ring 3, and meanwhile, the first shell 401 is connected, when the first shell 401 and the second shell 402 are connected, the plug 8 arranged on the first shell is opposite to the slot 9, and the plug 8 is inserted into the slot 9, the connection of the first shell 401 and the second shell 402 can be tightly connected, at the moment, the connection of the leak prevention mechanism is completed, the leak prevention mechanism is good, when the joint of the tank body 1 and the pipeline 5 generates cracks, the crack, the leak prevention mechanism cannot leak hydrogen, and the explosion safety device cannot occur, and the explosion safety is improved.
As shown in fig. 3, an air bag 12 is arranged in a first shell 401 and a second shell 402, the upper end and the lower end of the air bag 12 are respectively fixed and adhered with two side shell walls, pressure sensors are arranged on the side walls of the first shell 401 and the second shell 402, and the pressure sensors are in signal connection with an external monitoring device;
when connecting first casing 401, second casing 402 and sealing ring 3, the gas tightness of whole leak protection mechanism is fine, when jar body 1 and pipeline 5 junction produced the crack, and when leading to hydrogen to leak, hydrogen enters into inside lag 4 to make gasbag 12 slowly bulge, when gasbag 12 outer wall and shells inner wall contact, it extrudees pressure sensor on shells inner wall for pressure sensor sends the signal to outside monitoring devices in, with the suggestion to the staff, the convenience is in time handled leaking hydrogen.
As shown in fig. 3, a circle of rubber ring 11 is attached to the wall surface of the top of the first housing 401 and the second housing 402, which is in contact with the pipeline 5. When the first shell 401, the second shell 402 and the sealing ring 3 are connected, the rubber ring 11 attached to the top of the first shell 401 and the second shell 402 is in contact with the outer wall of the pipeline 5, so that the air tightness of the inside of the protective sleeve 4 is improved, and hydrogen can be prevented from leaking from a crack to the external environment.
As shown in fig. 1, the outer surfaces of the plugging positions of the first shell 401 and the second shell 402 are covered with a layer of sealing strip 6;
when the first shell 401, the second shell 402 and the sealing ring 3 are connected, the joint of the first shell 401 and the second shell 402 is covered with a layer of sealing strip 6, so that the joint of the first shell 401 and the second shell 402 can be sealed, and when hydrogen leaks carelessly, hydrogen can be locked in the protective sleeve 4, and the hydrogen is prevented from leaking from a crack to the external environment.
As shown in fig. 1, the water electrolysis hydrogen production device consists of a plurality of tank bodies 1, wherein a conveying pipe is communicated between each tank body 1, a leakage prevention mechanism is arranged at the joint of the conveying pipe and the tank body 1, and support columns 2 are symmetrically welded on two sides of the outer wall of the bottom end of the tank body 1;
when the water electrolysis hydrogen production device is used for carrying out electrolysis hydrogen production, cracks are easy to appear at the joint of the tank body 1 and the pipeline 5, and the leakage prevention mechanism arranged at the joint of the tank body 1 and the pipeline 5 can prevent hydrogen from leaking from the cracks to the external environment.
The present utility model can be preferably implemented according to the above embodiments.
Claims (7)
1. The utility model provides a hydrogen explosion-proof structure of water electrolysis hydrogen plant, includes a jar body (1), the welding has pipeline (5) on jar body (1), its characterized in that, the junction of jar body (1) and pipeline (5) is provided with leak protection mechanism, leak protection mechanism is including cover locating outside sealing ring (3) of pipeline (5), sealing ring (3) are fixed in on the outer wall of jar body (1), offer through-hole (7) that supply pipeline (5) to pass through in it to and connect lag (4) on sealing ring (3) one side outer wall, lag (4) are through joint spare and sealing ring (3) fixed connection.
2. The hydrogen explosion-proof structure of the water electrolysis hydrogen production device according to claim 1, wherein the protective sleeve (4) comprises a first shell (401) and a second shell (402) which are fixed in an inserting mode, the first shell (401) and the second shell (402) are identical in shape and size, inserting blocks (8) are fixedly connected to the horizontal outer wall on one side of the protective sleeve at equal intervals, inserting grooves (9) are formed in the horizontal outer wall on the other side of the protective sleeve at equal intervals, the inserting blocks (8) on the first shell (401) are in inserting fit with the inserting grooves (9) on the second shell (402), and the inserting blocks (8) on the second shell (402) are in inserting fit with the inserting grooves (9) on the first shell (401).
3. The hydrogen explosion-proof structure of the water electrolysis hydrogen production device according to claim 2, wherein the clamping pieces comprise rubber strips (10) symmetrically arranged on two sides of the outer wall of the bottom end of the first shell (401) and the outer wall of the bottom end of the second shell (402), clamping grooves (13) formed in corresponding positions on the rubber strips (10) and the sealing rings (3) are in clamping fit, rubber columns (14) are symmetrically distributed on two side groove walls of the clamping grooves (13), and the rubber columns (14) are in clamping fit with arc grooves (15) formed in corresponding positions on the rubber strips (10).
4. The hydrogen explosion-proof structure of a water electrolysis hydrogen production device according to claim 2, wherein the first shell (401) and the second shell (402) are internally provided with air bags (12), the upper end and the lower end of each air bag (12) are respectively fixedly adhered to two side shell walls, and the side walls of the first shell (401) and the second shell (402) are provided with pressure sensors.
5. The hydrogen explosion-proof structure of a water electrolysis hydrogen production device according to claim 2, wherein a circle of rubber ring (11) is attached to the wall surface of the top of the first shell (401) and the top of the second shell (402) which are in contact with the pipeline (5).
6. The hydrogen explosion-proof structure of the water electrolysis hydrogen production device according to claim 2, wherein the outer surfaces of the plugging positions of the first shell (401) and the second shell (402) are covered with a layer of sealing strips (6).
7. The hydrogen explosion-proof structure of a water electrolysis hydrogen production device according to claim 1, wherein the water electrolysis hydrogen production device is composed of a plurality of tank bodies (1), a conveying pipe is communicated between each tank body (1), a leakage prevention mechanism is arranged at the joint of the conveying pipe and the tank body (1), and support columns (2) are symmetrically welded on two sides of the outer wall of the bottom end of the tank body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322358761.1U CN220665468U (en) | 2023-08-31 | 2023-08-31 | Hydrogen explosion-proof structure of water electrolysis hydrogen production device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322358761.1U CN220665468U (en) | 2023-08-31 | 2023-08-31 | Hydrogen explosion-proof structure of water electrolysis hydrogen production device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220665468U true CN220665468U (en) | 2024-03-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322358761.1U Active CN220665468U (en) | 2023-08-31 | 2023-08-31 | Hydrogen explosion-proof structure of water electrolysis hydrogen production device |
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| Country | Link |
|---|---|
| CN (1) | CN220665468U (en) |
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2023
- 2023-08-31 CN CN202322358761.1U patent/CN220665468U/en active Active
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